Diff n
[计] 纵坐标差
🧩 词语组成解析
abbr. 扩散器（diffuser）；[数]微分；差速器（differential）
🗣️ 情景例句
Hello, my name is Susan and I am calling to confirm my reservation.
喂，你好，我叫苏珊，我大电话确定我的预定。
Do as most men do and men will speak well of thee.
为众之所为，受众之所夸。
My husband likes steak,but he doesn't like chicken.
我丈夫喜欢牛排，但他不喜欢鸡。